Is Joseph a brother or a younger brother?

elder brother. Joseph is a character in the game "The Fifth Personality" and belongs to the supervisor. He has a sibling, Claude, and Joseph is his brother. But Claude has passed away, and he has suffered from the loss of his sibling, and he is obsessed with exploring ways to preserve his soul through photos. With his powerful photography skills and perfect mastery of spiritualism, he captured the soul of his opponent in the video recording and fought a real battle through time and space.